... Raw material mother of pearl is suitable for making crafts&gifts,shell mosaicand so on 2.Pure natural material,no radiation Name:raw material ... for making the shell mosaic and shell crafts in Jiujiang City and Duchang,China.We can supply you with polished Name:Raw material ... :1) Thickness: 2-8mm2) Backing Material: mesh, ceramic, tile, MDF, PVC ... for you. raw material mother of pearl pieces, ...